109089-60-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109089-60-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,0,8 and 9 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 109089-60:
(8*1)+(7*0)+(6*9)+(5*0)+(4*8)+(3*9)+(2*6)+(1*0)=133
133 % 10 = 3
So 109089-60-3 is a valid CAS Registry Number.